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"If you make a connection, hopefully you will be inspired to protect these animals and their habitat, and hopefully learn more about them," said Fleuchaus.

Keepers are also hopeful Cossette will someday learn to love another seal.

Visitors can discover hidden areas of the Milwaukee County Zoo during the once-a-year event, Behind the Scenes Weekend on March 10-11.

Cossette, a female harbor seal

Cossette, a female harbor seal

This weekend, visitors can see the underground enclosures where warm-weather animals live during the winter, learn how food items are prepared for polar bear Snow Lilly, and get an up-close look at the filtration system in the Aquatic & Reptile Center.